Cup lid



FIG. 1 is a left side elevation view of a cup lid, showing my new design;

FIG. 2 is a right side elevation view thereof;

FIG. 3 is a front elevation left side elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a top perspective view thereof; and,

FIG. 7 is an additional top perspective view thereof.

The bottom is flat and unornamented.

The broken lines in the figures depict unclaimed subject matter only and form no part of the claimed design. 

CLAIM The ornamental design for a cup lid, as shown and described. 